Towards a1 1.0.0: rmr improvements
[ric-plt/a1.git] / integration_tests / receiver.py
1 # ==================================================================================
2 #       Copyright (c) 2019 Nokia
3 #       Copyright (c) 2018-2019 AT&T Intellectual Property.
4 #
5 #   Licensed under the Apache License, Version 2.0 (the "License");
6 #   you may not use this file except in compliance with the License.
7 #   You may obtain a copy of the License at
8 #
9 #          http://www.apache.org/licenses/LICENSE-2.0
10 #
11 #   Unless required by applicable law or agreed to in writing, software
12 #   distributed under the License is distributed on an "AS IS" BASIS,
13 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 #   See the License for the specific language governing permissions and
15 #   limitations under the License.
16 # ==================================================================================
17 """
18 Test receiver
19 """
20
21 import time
22 import json
23 import os
24 from rmr import rmr
25
26 PORT = os.environ.get("TEST_RCV_PORT", "4560")
27 DELAY = int(os.environ.get("TEST_RCV_SEC_DELAY", 0))
28 HANDLER_ID = os.environ.get("HANDLER_ID", "test_receiver")
29
30 mrc = rmr.rmr_init(PORT.encode("utf-8"), rmr.RMR_MAX_RCV_BYTES, rmr.RMRFL_MTCALL)
31
32 while rmr.rmr_ready(mrc) == 0:
33     time.sleep(1)
34     print("not yet ready")
35
36 print("listening ON {}".format(PORT))
37 while True:
38     sbuf = rmr.rmr_alloc_msg(mrc, 4096)
39     sbuf = rmr.rmr_torcv_msg(mrc, sbuf, 1000)
40     summary = rmr.message_summary(sbuf)
41     if summary["message state"] == 12 and summary["message status"] == "RMR_ERR_TIMEOUT":
42         # print("Nothing received yet")
43         time.sleep(1)
44     else:
45         print("Message received!: {}".format(summary))
46
47         received_payload = json.loads(summary["payload"])
48
49         op = received_payload["operation"]
50         send_payload_status = "ERROR"
51         if op == "CREATE":
52             send_payload_status = "OK"
53         elif op == "DELETE":
54             send_payload_status = "DELETED"
55
56         payload = {
57             "policy_type_id": received_payload["policy_type_id"],
58             "policy_instance_id": received_payload["policy_instance_id"],
59             "handler_id": HANDLER_ID,
60             "status": send_payload_status,
61         }
62
63         val = json.dumps(payload).encode("utf-8")
64         rmr.set_payload_and_length(val, sbuf)
65         sbuf.contents.mtype = 21024
66         print("Pre reply summary: {}".format(rmr.message_summary(sbuf)))
67         time.sleep(DELAY)
68
69         # try up to 5 times to send back the ack
70         for _ in range(5):
71             sbuf = rmr.rmr_rts_msg(mrc, sbuf)
72             post_reply_summary = rmr.message_summary(sbuf)
73             print("Post reply summary: {}".format(post_reply_summary))
74             if post_reply_summary["message state"] == 10 and post_reply_summary["message status"] == "RMR_ERR_RETRY":
75                 time.sleep(1)
76             else:
77                 break